an·eu·ploid (ān'yə-ploid') adj. Having a chromosome number that is not a multiple of the haploid number for the species. n. A cell or an organism characterized by an aneuploid chromosome number.
Main Entry: an·eu·ploid Pronunciation: 'an-yu-"ploid Function: adjective : having or being a chromosome number that is not an exact multiple ofthe usually haploid number —compare EUPLOID —aneuploidnoun —an·eu·ploi·dy/-"ploid-E/nounplural-dies